All Questions
7,347,715
questions with no upvoted or accepted answers
77
votes
2
answers
4k
views
JobScheduler: controlling delay from constraints being met to job being run
I'm using JobScheduler to schedule jobs. Mainly I'm using it for the .setRequiredNetworkType() method, which allows you to specify that you only want the job to be scheduled when a network connection ...
- 12.5k
74
votes
0
answers
7k
views
CORS OPTIONS preflight requests not showing in dev tools
How to get Safari to display CORS pre-flight OPTIONS requests in the dev tools network tab?
IIRC they used to show up, and I know the requests are being made as we can see them logging on the server.
...
- 6,948
67
votes
1
answer
1k
views
swf respondDecisionTaskCompleted call, response time degrade overtime
We have a decided worker running and as the time goes we noticed the response time of the respondDecisionTaskCompleted call was getting slower and slower.
We tried using the same instance of the SWF ...
- 6,829
62
votes
0
answers
2k
views
How might I get detailed database error messages from dplyr::tbl?
I'm using R to plot some data I pull out of a database (the Stack Exchange data dump, to be specific):
dplyr::tbl(serverfault,
dbplyr::sql("
select year(p.CreationDate) year,
...
- 21.3k
62
votes
1
answer
8k
views
Local overrides in chrome – keep active while devtools are closed
I really like the local overrides feature in Chrome. While it is handy during development, I'd also like to use it while my devtools are closed. If this were possible, it could replace extensions that ...
- 3,856
60
votes
1
answer
2k
views
Intermittent 401 Unauthorized from Google GCM
We are getting intermittent 401 Unauthorized errors from Google's GCM service. In the past, it worked 100% of the time. The problem might coincide with our routers accepting IPv6 traffic, but the ...
- 1,302
60
votes
1
answer
3k
views
“Illegal type synonym family application in instance” with functional dependency
I have a multi-parameter typeclass with a functional dependency:
class Multi a b | a -> b
I also have a simple, non-injective type synonym family:
type family Fam a
I want to write an instance ...
- 43.6k
57
votes
0
answers
1k
views
Materialize the Value for a Type that has One Inhabitant
Thanks to @MilesSabin's answer I can write a type level Fibonacci sequence:
sealed trait Digit
case object Zero extends Digit
case object One extends Digit
sealed trait Dense { type N <: Dense }
...
- 1,781
55
votes
1
answer
7k
views
SwiftUI UITableView was told to layout its visible cells and other contents without in view hierarchy
I have a list in a view (lets call it view A) where I push a view B via NavigationLink from view A and manipulate the CurrentSubjectValue to the initial view A. The moment the data is added and the ...
- 1,498
55
votes
0
answers
2k
views
How do I write a TDBCtrlGrid VCL Style custom class?
There are lots of questions here about XE2 VCL Styles and custom colors for Buttons, Panels, edits, etc, and VCL Styles. As much as I wish the existing questions covered it, they don't... So DB ...
- 67.9k
53
votes
1
answer
989
views
Qt5 VideoOverview example does not work. Any solution?
I am stuck for a month with a video example given in Qt Video Overview.
I tried that code, but I only got a blank square (QWidget). I am using GStreamer0.10 for media playback over Qt5. I also played ...
user5585984
50
votes
1
answer
2k
views
Generated system.img not running on emulator
I wanted to build a custom ROM for Android TV.
I have followed the steps given on the Android Source Code - AOSP website and downloaded the source using the commands below:
repo init -u https://...
- 815
49
votes
1
answer
2k
views
WebView native crash: libwebviewchromium.so "Operation not permitted" - ILL_ILLOPC
I'm seeing a lot of crash reports similar to the crash below, and I'm at a loss for how to diagnose the issue.
Crash heading in Google Developer Console:
Native crash at
/data/app/com.google....
- 5,208
46
votes
1
answer
3k
views
ExecuteRequestHandler spent most of the time
I'm working on some performance related tasks and using new relic to diagnose first.
Here is what I have got
I'm wondering is it possible to improve on the ExecuteRequestHandler part? Any help will ...
- 1,471
45
votes
0
answers
2k
views
How do I share a link to a Firebase Crashlytics report?
Has anyone figured out how to get a permalink to a Firebase Crashlytics issue? I'd like to paste an issue link in our bug tracker. The only way I know right now is the copy the address bar, but the ...
- 3,060